40.34% is the change from 290 to 407
Calculation steps:
[( 407 - 290 ) ÷ 290] x 100 = 40.34%
Formula
Percentage change = [(407 - 290) / 290] x 100
Subtract the new number by the original number
407 - 290 = 117
117 ÷ 290 = 0.40344827586206894
0.40344827586206894 x 100 = 40.34%